Chartered Institution of Railway Operators
The Chartered 'Institution of Railway Operators' is the professional body for all those engaged or interested in railway operations and its allied disciplines. It exists for its members and the rail industry as a whole. It was awarded Chartered status on 1 October 2021.
Corporate member companies
Most of the current train and freight operating companies in the UK fall into this category. Also included is the Heritage Railway Association.A list of the companies that are corporate members of CIRO:
- Abellio Greater Anglia
- Arriva Rail London
- Arup
- Avanti West Coast
- Chiltern Railways
- Colas Rail
- Crosscountry
- Deutsche Bahn
- Department for Transport
- East Midlands Railway
- East West Rail
- Freightliner
- Govia Thameslink Railway
- Great [Western Railway (train operating company)|Great Western Railway]
- Grand Central
- HS2
- Hull Trains
- Keolis Amey Docklands
- KeolisAmey Metrolink
- Iarnród Éireann
- London North Eastern Railway
- Lumo
- Mercury3 Consult
- Merseyrail
- Mott Macdonald
- MTR Crossrail
- Network Rail
- Nexus
- Northern
- Office of Rail & Road
- Rail Delivery Group
- Rail Operations Group
- Resonate
- Rail Safety & Standards Board
- Tracsis
- Translink
- Transnet
- TransPennine Express
- Transport for Greater Manchester
- Transport for London
- Transport for Wales
- Victa Railfreight
- VolkerRail
- West Midlands Trains
- West Somerset Railway
- WSP
Local sections & Area Councils
Internationally, there are sections in:
- Australia
- New Zealand
- United Kingdom
- Ireland
- Midlands
- North East
- North West & Wales
- Scotland
- South East
- South West & Wales
Membership grades
Membership grade is dependent on the individual member's experience and / or formal qualification.- Affiliate Member
- Associate Member
- Member
- Fellow
Headquarters